Sick WL12G-3P2582S10 Photoelectric Sensor
Sick WL12G-3P2582S10 is a retro-reflective photoelectric sensor with 4 m sensing range and 850 nm infrared light source support. This Sick photoelectric sensor from the W12 series uses autocollimation optics with polarisation filters, supports detecting transparent objects, operates on 10–30 V DC, provides PNP output, ≤330 µs response time, 1,500 Hz switching frequency, and IP66/IP67/IP69K protection with an M12 5-pin metal housing.
| Brand | Sick |
| Product Type | Photolectric Sensor |
| Model Number | WL12G-3P2582S10 |
Sick WL12G-3P2582S10 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric retro-reflective sensor |
| Functional principle detail | Autocollimation |
| Sensing range max. | 0 m ... 4 m |
| Sensing range | - |
| Polarisation filters | Yes |
| Light source | LED |
| Type of light | Infrared light |
| Light spot size (distance) | Ø 100 mm (3 m) |
| Wave length | 850 nm |
| Adjustment | Single teach-in button |
| Angle of dispersion | - |
| Special applications | Detecting transparent objects |
| Items supplied | - |
| Supply voltage UB | 10 V DC ... 30 V DC |
| Ripple | < 5 Vpp |
| Current consumption | 40 mA |
| Protection class | III |
| Digital Output type | PNP |
| Switching mode | Light switching |
| Signal voltage PNP HIGH/LOW | Approx. VS – 2.5 V / 0 V |
| Output current Imax. | ≤ 100 mA |
| Response time | ≤ 330 µs 4) |
| Switching frequency | 1,500 Hz 5) |
| Output function | - |
| Special feature | Detecting transparent objects |
| Housing | Rectangular |
| Dimensions (W x H x D) | 15.6 mm x 48.5 mm x 42 mm |
| Connection | Male connector M12, 5-pin |
| Housing material | Metal, zinc diecast |
| Front screen material | Plastic, PMMA |
| Enclosure rating | IP66, IP67, IP69K |
| Ambient operating temperature | –40 °C ... +60 °C |
| Ambient temperature, storage | –40 °C ... +75 °C |
| Weight | 120 g |
The WL12G-3P2582S10 Sick 850 nm Retro-reflective Sensor is a photoelectric sensor designed for reliable detection in industrial automation systems. It operates using a retro-reflective principle with 4 m sensing range, 850 nm infrared LED, and PNP digital output. The sensor supports fast response behavior with ≤330 µs response time, operates on 10–30 V DC, and belongs to the Sick W12 series used across automation environments.
In industrial applications, the WL12G-3P2582S10 Sick 850 nm Retro-reflective Sensor is applied in conveyors, packaging machinery, automated assembly lines, and inspection systems. The infrared light and polarisation filters support stable detection of transparent or reflective objects. Defined switching frequency ensures consistent signal output in continuous processes, while the compact rectangular housing enables installation in space-limited automation layouts.
The WL12G-3P2582S10 from Sick combines controlled optical behavior, electrical stability, and mechanical protection for dependable industrial use. With PNP output compatibility, wide operating temperature tolerance, and high enclosure ratings, it integrates reliably into standard control architectures. As part of the W12 series, this Sick photoelectric sensor meets established industrial automation requirements where consistent retro-reflective sensing and long-term operational reliability are required.
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